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Приказ резултата 21-30 од 192
Immobilization of alginate-PAC on sepabeads EC-HA support / Imobilizacija penicilin-acilaze modifikovane derivatom alginata na sepabeads EC-HA nosač
(Association of Chemical Engineers of Serbia, 2011)
Penicillin acylase (PAC) is an important industrial enzyme for the production of many β-lactam antibiotics. It is capable of catalyzing the hydrolysis of penicillin G (Pen G) to generate phenylacetic acid (PAA) and ...
Hemocompatibility and swelling studies of poly(2-hydroxyethyl methacrylate-co-itaconic acid-co-poly(ethylene glycol) dimethacrylate) hydrogels / Proučavanje hemokompatibilnosti i bubrenja hidrogelova poli(2-hidroksietil metakrilat-ko-itakonska kiselina-ko-poli(etilen glikol) dimetakrilat)
(Association of Chemical Engineers of Serbia, 2011)
In this study a novel series of hydrogels, based on 2-hydroxyethyl methacrylate (HEMA), itaconic acid (IA) and poly(ethylene glycol) dimethacrylates (PEGDMA) (of varying molecular weight and concentration) were prepared ...
Corroded scale analysis from water distribution pipes / Analiza korozionih ljuski u vodovodskim cevima
(Association of Chemical Engineers of Serbia, 2011)
The subject of this study were the steel pipes that are part of Belgrade's drinking water supply network. In order to investigate the mutual effects of corrosion and water quality, the corrosion scales on the pipes were ...
Synthesis of azo pyridone dyes / Sinteza arilazo piridonskih boja
(Association of Chemical Engineers of Serbia, 2011)
Over 50% of all colorants which are used nowdays are azo dyes and pigments, and among them arylazo pyridone dyes (and pigments) have became of interest in last several decades due to the high molar extinction coefficient, ...
Immobilization of enzymes onto carbon nanotubes / Imobilizacija enzima na ugljenične nanocevi
(Association of Chemical Engineers of Serbia, 2011)
The discovery of carbon nanotubes (CNTs) has opened a new door in nanotechnology. With their high surface area, unique electronic, thermal and mechanical properties, CNTs have been widely used as carriers for protein ...
Woody plant willow function in river water protection / Drvenasta biljka vrba u funkciji zaštite rečnih voda
(Association of Chemical Engineers of Serbia, 2011)
The coastal area surrounding the Ibar river in the North of Kosovo and Metohija, in the region from Kosovska Mitrovica to Leposavić alone, is occupied with seven industrial waste dumps originated from the exploitation and ...
Određivanje sadržaja teških metala u čajevima sa tržišta u Beogradu, Srbija / Determination of heavy metal concentrations in tea samples taken from Belgrade market, Serbia
(Savez hemijskih inženjera Srbije, 2009)
U ovom radu su ispitivane koncentracije bakra, cinka, mangana, nikla, kadmijuma i olova u uzorcima čajeva (crni, zeleni, nana, kamilica) uzetih iz lokalnih prodavnica u Beogradu u maju 2008. godine. Priprema uzoraka vršena ...
Optimization of the procedure for the synthesis of calcium and sodium citrate in laboratory and semi-industrial conditions / Optimizacija postupka sinteze kalcijum i natrijum-citrata u laboratorijskim i poluindustrijskim uslovima
(Association of Chemical Engineers of Serbia, 2009)
The aim of this investigation is the development of the optimal laboratory procedure for the synthesis of calcium and sodium citrate and the application of obtained results in a project for a semi-industrial installation ...
Deformation behaviour of two continuously cooled vanadium microalloyed steels at liquid nitrogen temperature / Deformaciono ponašanje dva kontinuirano hlađena vanadijum mikrolegirana čelika na temperaturi tečnog azota
(Association of Chemical Engineers of Serbia, 2013)
The aim of this work was to establish the deformation behavior of two vanadium microalloyed medium carbon steels with different contents of carbon and titanium by tensile testing at 77 K. Samples were reheated at 1250°C ...
Thermal resistance testing of standard and protective filtering military garment on the burning napalm mixture / Testiranje termičke otpornosti standardne i filtrirajuće zaštitne vojničke uniforme na goruću napalm smešu
(Association of Chemical Engineers of Serbia, 2013)
Fires are an accompanying manifestation in modern weaponry use and in various accidents in peacetime. The standard military uniform is a primary barrier in protection of a soldier's body from all external influences, ...